20171745168

素因数分解:

$2^4\times 3^1\times {\mathrm{211}}^1\times {\mathrm{1991681}}^1$

素因数の和:1991903

約数の個数: 40

約数和(自身を含む): 52357336416

約数和(自身を除く): 32185591248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 211, 422, 633, 844, 1266, 1688, 2532, 3376, 5064, 10128, 1991681, 3983362, 5975043, 7966724, 11950086, 15933448, 23900172, 31866896, 47800344, 95600688, 420244691, 840489382, 1260734073, 1680978764, 2521468146, 3361957528, 5042936292, 6723915056, 10085872584, 20171745168]

約数ペア:

[(1, 20171745168), (2, 10085872584), (3, 6723915056), (4, 5042936292), (6, 3361957528), (8, 2521468146), (12, 1680978764), (16, 1260734073), (24, 840489382), (48, 420244691), (211, 95600688), (422, 47800344), (633, 31866896), (844, 23900172), (1266, 15933448), (1688, 11950086), (2532, 7966724), (3376, 5975043), (5064, 3983362), (10128, 1991681)]